Ethyl 2-chlorothiazole-5-carboxylate

Also known as: 2-Chloro-5-thiazolecarboxylic acid ethyl ester, 2-Chlorothiazole-5-carboxylic acid ethyl ester, 5-Thiazolecarboxylic acid, 2-chloro-, ethyl ester, 5-Thiazolecarboxylicacid, 2-chloro-, ethyl ester, ETHYL 2-CHLOROTHIAZOLE-5-CARBOXYLATE, Ethyl 2-chloro-1,3-thiazole-5-carboxylate, Ethyl 2-chloro-5-thiazolecarboxylate

Ethyl 2-chlorothiazole-5-carboxylate (CAS 81449-93-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6ClNO2S and a molecular weight of 191.635 g/mol. Key properties include a boiling point of 283.9±32.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 125.5±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 81449-93-6
Jingsj CID: J-1421218-1
Molecular Formula: C₆H₆ClNO₂S
Molecular Weight: 191.635 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	283.9±32.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	125.5±25.1 °C
Exact Mass	190.980774
PSA	67.43000
LogP	1.50
Vapor Pressure	0.0±0.6 mmHg at 25°C
Refractive Index	1.549

Frequently Asked Questions

What is the CAS number of Ethyl 2-chlorothiazole-5-carboxylate?

The CAS number of Ethyl 2-chlorothiazole-5-carboxylate is 81449-93-6.

What are the molecular formula and molecular weight of Ethyl 2-chlorothiazole-5-carboxylate?

Ethyl 2-chlorothiazole-5-carboxylate has molecular formula C6H6ClNO2S and molecular weight 191.635 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Ethyl 2-chlorothiazole-5-carboxylate (CAS 81449-93-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1421218-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.